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4HAND

Installation and service

Window and door installation

  • All types of windows: uPVC, wooden and aluminum
  • Standard windows, large-size windows, sliding windows, folding windows, replicas
  • All types of entrance doors: uPVC, wooden, aluminum, fireproof, burglar-proof
  • Installation in raw buildings
  • Installation in buildings where windows and doors are being replaced
  • Energy-saving installation techniques: standard and in the insulation layer of buildings so-called Warm Mounting Beam

Window service

  • All types of windows: uPVC, wooden, aluminum
  • Standard windows, large-size windows, sliding windows, folding windows, replicas
  • Adjustment of windows, replacement of carriages and guides
  • Repair, replacement, maintenance of handles and hardware
  • Sealing of windows and maintenance of gaskets
  • Installation of air vent

Entrance door service

  • All types of doors: uPVC, wooden, aluminum
  • Adjustment and maintenance
  • Adjustment of door closers and electric door latches
  • Replacement of hinges, installation and adjustment of door closers
  • Repair and replacement of handles
  • Replacement of gaskets